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7721 Datasheet(PDF) 470 Page - Renesas Technology Corp |
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7721 Datasheet(HTML) 470 Page - Renesas Technology Corp |
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470 / 577 page  APPENDIX 7721 Group User’s Manual 17–7 Appendix 2. Memory assignment in SFR area 1FC016 1FC116 1FC216 1FC316 1FC416 1FC516 1FC616 1FC716 1FC816 1FC916 1FD016 1FD116 1FD216 1FD316 1FD416 1FD516 1FD616 1FD716 1FD816 1FD916 1FDA16 1FDB16 1FDC16 1FDD16 1FDE16 1FDF16 1FCB16 1FCC16 1FCD16 1FCE16 1FCF16 1FCA16 Address Register name Source address register 0 Access characteristics b7 b0 State immediately after reset b7 b0 RW 0 00 0 0 00 0 0 00 0 ? ? RW RW 0 0 00 0 0 00 0 ? 0 00 Destination address register 0 Transfer counter register 0 DMA0 mode register L DMA0 mode register H DMA0 control register Source address register 1 Destination address register 1 Transfer counter register 1 DMA1 mode register L DMA1 mode register H DMA1 control register RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW ? ? ? ? ? ? ? ? ? ? 0 0 00 0 0 0 0 00 ?? ? ? ? ? ? ? ? ? ? ? ? ? ? 0 00 0 0 00 0 0 0 ?? 0 : “0” immediately after reset. 1 : “1” immediately after reset. ? : Undefined immediately after reset. : Always “0” at reading. 0 0 : Always undefined at reading. : “0” immediately after reset. Fix this bit to “0.” : It is possible to read the bit state at reading. The written value becomes valid. : It is possible to read the bit state at reading. The written value becomes invalid. : The written value becomes valid. It is impossible to read the bit state. : Nothing is assigned. It is impossible to read the bit state. The written value becomes invalid. RW RO WO ? 0 : Always “1” at reading. 1 Access characteristics State immediately after reset |
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